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dyn0dyn.cc
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1 /*****************************************************************************
2 
3 Copyright (c) 1996, 2013, Oracle and/or its affiliates. All Rights Reserved.
4 
5 This program is free software; you can redistribute it and/or modify it under
6 the terms of the GNU General Public License as published by the Free Software
7 Foundation; version 2 of the License.
8 
9 This program is distributed in the hope that it will be useful, but WITHOUT
10 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
11 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
12 
13 You should have received a copy of the GNU General Public License along with
14 this program; if not, write to the Free Software Foundation, Inc.,
15 51 Franklin Street, Suite 500, Boston, MA 02110-1335 USA
16 
17 *****************************************************************************/
18 
19 /**************************************************/
26 #include "dyn0dyn.h"
27 #ifdef UNIV_NONINL
28 #include "dyn0dyn.ic"
29 #endif
30 
31 /************************************************************/
34 UNIV_INTERN
35 dyn_block_t*
36 dyn_array_add_block(
37 /*================*/
38  dyn_array_t* arr)
39 {
40  mem_heap_t* heap;
41  dyn_block_t* block;
42 
43  ut_ad(arr);
44  ut_ad(arr->magic_n == DYN_BLOCK_MAGIC_N);
45 
46  if (arr->heap == NULL) {
47  UT_LIST_INIT(arr->base);
48  UT_LIST_ADD_FIRST(list, arr->base, arr);
49 
50  arr->heap = mem_heap_create(sizeof(dyn_block_t));
51  }
52 
53  block = dyn_array_get_last_block(arr);
54  block->used = block->used | DYN_BLOCK_FULL_FLAG;
55 
56  heap = arr->heap;
57 
58  block = static_cast<dyn_block_t*>(
59  mem_heap_alloc(heap, sizeof(dyn_block_t)));
60 
61  block->used = 0;
62 
63  UT_LIST_ADD_LAST(list, arr->base, block);
64 
65  return(block);
66 }